Essential Maintenance: All Authorea-powered sites will be offline 9am-10am EDT Tuesday 28 May
and 11pm-1am EDT Tuesday 28-Wednesday 29 May. We apologise for any inconvenience.

July 07, 2023
Incidence of SARS-CoV-2 infection among healthcare workers before and after COVID-19...
Kasztelewicz Beata, Skrok Katarzyna, BurzyƄska Julia, et al.